.sidebar{
    display: block;
    position: absolute;
    left: 0;
    top: 70px;
    bottom:0;
    overflow-y: scroll;
    /*background-color: #324157;*/
}
.sidebar::-webkit-scrollbar{
    width: 0;
}
.sidebar-el-menu:not(.el-menu--collapse){
    width: 250px;
}
.sidebar > ul {
    height:100%;
}